A high$-$yield corporate bond has a nominal yield of $10\%.$If the investor interested in purchasing this bond is currently in the $30\%$ tax bracket, what is the after$-$tax return for this investor? After tax yield $=$ before tax yield $x(1-$Tax rate$)$

After tax yield $=10\mathrm{.}00\%$

After tax yield $=13\mathrm{.}00\%$

After tax yield $=7\mathrm{.}30\%$

After tax yield $=7\mathrm{.}00\%$